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2330200421 = 17149919937
BaseRepresentation
bin1000101011100100…
…0000100101100101
320000101200110001022
42022321000211211
514233012403141
61023120140525
7111513243143
oct21271004545
96011613038
102330200421
11a9637907a
12550467745
132b19ba423
14181690593
15d9889b4b
hex8ae40965

2330200421 has 8 divisors (see below), whose sum is σ = 2483832600. Its totient is φ = 2178408448.

The previous prime is 2330200363. The next prime is 2330200429. The reversal of 2330200421 is 1240020332.

It can be written as a sum of positive squares in 4 ways, for example, as 963419521 + 1366780900 = 31039^2 + 36970^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2330200421 - 210 = 2330199397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 2330200421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330200429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457436 + ... + 462501.

It is an arithmetic number, because the mean of its divisors is an integer number (310479075).

Almost surely, 22330200421 is an apocalyptic number.

It is an amenable number.

2330200421 is a deficient number, since it is larger than the sum of its proper divisors (153632179).

2330200421 is a wasteful number, since it uses less digits than its factorization.

2330200421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920103.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2330200421 is about 48272.1495378029. The cubic root of 2330200421 is about 1325.7585159248.

Adding to 2330200421 its reverse (1240020332), we get a palindrome (3570220753).

The spelling of 2330200421 in words is "two billion, three hundred thirty million, two hundred thousand, four hundred twenty-one".

Divisors: 1 17 149 2533 919937 15638929 137070613 2330200421